Another fix for refresh.

templates/bible_comparison.html

@@ -152,9 +152,18 @@ function submitRefine(event) {
             modal.show();
             
             refinePollInterval = setInterval(() => {
-                fetch(`/task_status/${data.task_id}`).then(r => r.json()).then(status => {
-                    if (status.status === 'completed') window.location.reload();
-                });
+                fetch(`/task_status/${data.task_id}`)
+                    .then(r => r.json())
+                    .then(status => {
+                        if (status.status === 'completed') {
+                            clearInterval(refinePollInterval);
+                            if (status.success === false) {
+                                alert("Refinement failed: " + (status.error || "Check logs"));
+                            }
+                            window.location.reload();
+                        }
+                    })
+                    .catch(e => console.error(e));
             }, 2000);
         }
     })